United Kingdom

Gamma

From SMEs to the public sector and enterprise, Gamma supplies communication solutions via an extensive network of 1000+ trusted channel partners and also directly.

Gamma’s largest market is in the UK. Our high quality services include unified communications, SIP trunking, hosted phone systems, mobile and connectivity.

Offering competitive rates combined with outstanding customer service, we are able to respond quickly to our customers and partners needs through our agile business-only network.

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Gamma Logo

United Kingdom

Exactive

Exactive helps UK enterprises unlock the value of communications technology, enabling people to work flexibly, collaboratively and productively.

Exactive focuses on UC integration with on-premise technology and telephony networks – and nothing else.  Being a Microsoft Gold Partner for over 14 years, and having a deep vertical specialism inspires confidence and makes CTOs feel safe, assured and protected.

Exactive offers Unified Communications as a service, providing better value calling plans and seamless interoperability and integration with existing infrastructure.

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Exactive - A Gamma company

United Kingdom

Telsis

Telsis provides carriers and solution providers with Telephony and Contact Centre applications that can form the core platform for a service providers’ go-to-market offering. Telsis carrier-grade solutions enrich communication, proactively manage fraud, secure revenues and transform network performance for carriers and systems integrators.

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Germany

HFO Telecom

HFO is one of the leading SIP Trunk providers in Germany with an excellent reputation for product quality and end-customer service. It has a strategy to build on this expertise in both the VOIP and broad business communications sector and has recently started to sell Cloud PBX solutions through its extensive network of channel partners across the rapidly-emerging German market. HFO sells mainly through a network of resale and wholesale partners and dealers, and also to end users directly.

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Spain

VozTelecom

VozTelecom is a Spanish-based cloud communications service provider primarily focussed on the SME market. Headquartered in Barcelona, and with offices in Sevilla, San Sebastián and Tétouan (Morocco), VozTelecom is the leading SIP Trunk and cloud PBX provider in Spain, offering fixed and mobile communications bundled with Internet access and cloud PBX.

VozTelecom has recently expanded its presence in the Basque region, adding professional skills and a product portfolio of ICT services for the enterprise market.

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The Netherlands

DX Group: Dean One, Schiphol Connect, Nimsys, gnTel

Dean One is a rapidly growing telecom and internet provider to the Dutch business market. Together with over 600 channel partners, Dean One provides VoIP, mobile and broadband services to over 150.000 business end users in the Netherlands.

Schiphol Connect is the telecom and internet provider at Schiphol Airport in the Netherlands, providing voice and broadband services to companies with an office in or around Schiphol.

Nimsys is the IT specialist for workspaces, installing and managing IP networks for companies and business centres and providing broadband, VoIP and other ICT services to multi-tenancy buildings.

gnTel is a telecom operator and supplier of complete hosted VoIP solutions to SMEs in Benelux and Germany, selling exclusively through its network of 300+ partners. 

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Locations.

  • Newbury

    Gamma
    Kings House
    Kings Road West
    Newbury
    RG14 5BY

  • London

    Gamma
    Holland House
    4 Bury St
    London
    EC3A 5AW

  • Manchester

    Gamma
    The Malthouse
    Elevator Road
    Trafford Park
    Manchester
    M17 1BR

  • Portsmouth

    Gamma
    The Port House
    Marina Keep
    Port Solent
    Portsmouth
    PO6 4TH

  • Glasgow

    Gamma
    2 West Regent Street
    Glasgow
    G2 1RW

  • Dunfermline

    Exactive Limited
    Unit 3
    Halbeath Interchange Business Park
    Kingseat Rd
    Dunfermline
    KY11 8RY

  • Fareham

    Telsis Communication Services Ltd
    6 Manor Court
    Barnes Wallis Road
    PO15 5TH
    Fareham
    United Kingdom

  • Budapest

    Gamma Development KfT
    Széchenyi Rakpart 8
    1054 Budapest
    Hungary

  • Darmstadt

    Telsis GmbH
    Robert-Bosch-Strasse 7
    64293
    Darmstadt
    Germany

  • Oberkotzau

    HFO Telecom
    Ziegeleistraße 2,
    95145 Oberkotzau
    Germany

  • Dusseldorf

    gnTel GmbH
    Stadttor 1,
    40219 Dusseldorf
    Germany

  • Barcelona

    VozTelecom
    C/ Artesans, 10
    08290 Cerdanyola del Vallès
    Barcelona
    Spain

  • País Vasco

    VozTelecom
    Francisco Grandmontagne Kalea
    1 20018 San Sebastián
    Spain

  • Andalucía

    VozTelecom
    Isaac Newton, 3
    Edificio Bluenet – PCT Cartuja
    41092 Sevilla
    Spain

  • Amstelveen

    Dean One
    Krijgsman 12-14
    1186 DM
    Amstelveen
    The Netherlands

  • Schiphol

    Schiphol Connect BV
    Evert vd Beekstraat 63
    1118 CL
    Schiphol
    The Netherlands

  • Amsterdam

    Nimsys B.V.
    Barbara Strozzilaan 201
    1083 HN
    Amsterdam
    The Netherlands

  • Amsterdam

    gnTel
    Barbara Strozzilaan 101,
    1083 HN Amsterdam
    The Netherlands

  • Delft

    gnTel
    Rotterdamseweg 183-C,
    2629 Delft
    The Netherlands